Added wrapping method for utils
Implemented wraping of elements on UserPosition
Improved wrapping on PositionsObject
Improved wrapping on PositionsObject
Added special test on transport.DynamicFeedback to avoid division by 0
Reorganized (a bit) home.dj.html script + added missing scripts
Updated feedback templates
Improved filter handling from url params
Added max-heigth for dynamic feedback charts
Fixed dynamic feedback title sce trusting
Improved ElementsWrapper service
Added usage of utils.wrapFeedback instead of custom implementation in Feedback service
Changed the way to look for elements count and current position
Added special case in isDone method for possible last feedback to show
Added save parameter on nextElement and previousElement method in UserPosition service
Updated survey template to use currentElement and elements methods